diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4b87ae4..7cbea9b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -66,7 +66,7 @@ jobs:
 
       - name: Upload coverage to Codecov
         if: matrix.python-version == '3.13'
-        uses: codecov/codecov-action@v5
+        uses: codecov/codecov-action@v6
         with:
           files: coverage.xml
           fail_ci_if_error: false
diff --git a/CHANGELOG.md b/CHANGELOG.md
index ccf1948..02fd35f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -41,6 +41,7 @@ All notable changes to this project will be documented here.
   pre-created on the repo so PRs are categorized on creation.
 
 ### Changed
+- **Bump github-actions group: codecov/codecov-action 5→6** (#95)
 - Add `workflow_dispatch:` trigger to `pr-labels-ci.yml` to restore
   template parity with `cmeans/yt-dont-recommend`. Gives maintainers a
   manual "Run workflow" handle and primes the `workflow_run` dispatcher